66060572 has 12 divisors (see below), whose sum is σ = 122406480. Its totient is φ = 31087296.

The previous prime is 66060563. The next prime is 66060583. The reversal of 66060572 is 27506066.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 485672 + ... + 485807.

It is an arithmetic number, because the mean of its divisors is an integer number (10200540).

Almost surely, 2^66060572 is an apocalyptic number.

It is an amenable number.

66060572 is a deficient number, since it is larger than the sum of its proper divisors (56345908).

66060572 is a wasteful number, since it uses less digits than its factorization.

66060572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971500 (or 971498 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 66060572 is about 8127.7654985857. The cubic root of 66060572 is about 404.2475935491.

The spelling of 66060572 in words is "sixty-six million, sixty thousand, five hundred seventy-two".